package cn.kgc.crowdfundingadminspringboot01.service;

import cn.kgc.crowdfundingadminspringboot01.common.CrowdFundingUtils;
import cn.kgc.crowdfundingadminspringboot01.mapper.AdminMapper;
import cn.kgc.crowdfundingadminspringboot01.pojo.Admin;
import cn.kgc.crowdfundingadminspringboot01.pojo.AdminExample;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;
import java.util.Objects;

/**
 * @author shkstart
 * @create 2020-02-19 22:05
 */
@Service
public class AdminServiceImpl implements AdminService {

    @Resource
    AdminMapper adminMapper;

    @Override
    public Admin login(String loginAcct, String userPswd) {
        AdminExample adminExample = new AdminExample();
        adminExample.createCriteria().andLoginAcctEqualTo(loginAcct);
        List<Admin> list = adminMapper.selectByExample(adminExample);
        if (CrowdFundingUtils.collectionEffective(list) == false) {
            return null;
        }
        Admin admin = list.get(0);
        if (admin == null) {
            return null;
        }

        String md5 = CrowdFundingUtils.md5(userPswd);
        if (Objects.equals(md5, admin.getUserPswd())) {
            return admin;
        }
        return null;
    }

    @Override
    public Admin selectById(Integer id) {
        return adminMapper.selectByPrimaryKey(id);
    }

    @Override
    public PageInfo<Admin> queryForKeywordSearch(Integer pageNum, Integer pageSize, String keyword) {
        PageHelper.startPage(pageNum, pageSize);
        PageInfo<Admin> pageInfo = null;
        if (keyword != null && keyword.length() > 0) {
            AdminExample example = new AdminExample();
            AdminExample.Criteria criteria = example.createCriteria();
            criteria.andLoginAcctLike("%" + keyword + "%");

            AdminExample.Criteria criteria2 = example.createCriteria();
            criteria2.andUserNameLike("%" + keyword + "%");
            example.or(criteria2);

            AdminExample.Criteria criteria3 = example.createCriteria();
            criteria3.andEmailLike("%" + keyword + "%");
            example.or(criteria3);
            List<Admin> list = adminMapper.selectByExample(example);
            pageInfo = new PageInfo<>(list);
        } else {
            List<Admin> list = adminMapper.selectByExample(null);
            pageInfo = new PageInfo<>(list);
        }
        return pageInfo;
    }

    @Override
    public void batchRemove(List<Integer> adminIdList) {
        AdminExample example = new AdminExample();
        AdminExample.Criteria criteria = example.createCriteria();
        criteria.andIdIn(adminIdList);
        adminMapper.deleteByExample(example);
    }

    @Override
    public void saveAdmin(Admin admin) {
        String userPswd = admin.getUserPswd();
        userPswd = CrowdFundingUtils.md5(userPswd);
        admin.setUserPswd(userPswd);

        // 执行保存
        adminMapper.insert(admin);
    }

    @Override
    public Admin getAdminById(Integer adminId) {
        return adminMapper.selectByPrimaryKey(adminId);
    }

    @Override
    public void updateAdmin(Admin admin) {
        // 对密码进行加密
        if (CrowdFundingUtils.stringEffective(admin.getUserPswd())) {
            String userPswd = admin.getUserPswd();
            userPswd = CrowdFundingUtils.md5(userPswd);
            admin.setUserPswd(userPswd);
        }
        adminMapper.updateByPrimaryKeySelective(admin);
    }
}
